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Colour

#686F83

  • #686F83
  • Blue
  • Dark
  • Nearest: Slate grey

#686F83 is a blue with RGB values 104, 111, 131 and HSL 224°, 11%, 46%. It is a dark colour, so white text on it reaches 5:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#686F83#686F83
HEX#686F83
RGBrgb(104, 111, 131)
RGB (0–1)0.4078, 0.4353, 0.5137
RGB percentages40.8%, 43.5%, 51.4%
HSLhsl(224.4, 11.5%, 46.1%)
HSV / HSBhsv(224.4, 20.6%, 51.4%)
CMYK20.6%, 15.3%, 0%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer6,844,291
CSS custom property--colour: #686F83;

Brightness & contrast

Relative luminance0.15951WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.01:1
Contrast with white5.01:1WCAG normal text: AA
Contrast with black4.19:1WCAG normal text: Fail
Greyscale equivalent#6F6F6F
Inverted#97907C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#697084no red cones; affects about 1% of men; ΔE 0.4 from the original
Deuteranopia#676E83no green cones; the most common form, about 1% of men; ΔE 0.7 from the original
Tritanopia#627376no blue cones; rare, and affects men and women equally; ΔE 11.1 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.01:1WCAG large text: AAA
Contrast with black, large text4.19:1WCAG large text: AA

Named colours

Slate grey · ΔE 7.3Light slate grey · ΔE 10Dim grey · ΔE 12.3Gray · ΔE 13.8Steel blue · ΔE 21.9Dark slate grey · ΔE 22.3
Nearest named CSS colourSlate grey (#708090)ΔE 7.32, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#837C68
Analogous#687C83, #6F6883
Triadic#83686F, #6F8368
Split complementary#836F68, #7C8368
Tetradic#83687C, #837C68, #68836F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7DAE0
Lighter +30%#BBBFC9
Lighter +20%#9FA4B2
Lighter +10%#82899C
Darker −10%#515767
Darker −20%#3B3F4A
Darker −30%#24272E
Darker −40%#0E0F11
More saturated +25%#4B61A0
Less saturated −25%#767676

Channel breakdown

R104
G111
B131
Red104 (40.8%)
Green111 (43.5%)
Blue131 (51.4%)
Hue224.44°
Saturation (HSL)11.49%
Lightness46.08%
Dominant channelBlue
Hex per channelR 68 · G 6F · B 83

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Every value on this page was computed from “686f83” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.